Record High Number Of STD Infections In U.S., As Prevention Funding Declines

A tinted transmission electron micrograph of Chlamydia trachomatis bacteria (light purple/black) inside a cell. Chlamydia is the most common sexually transmitted disease in the U.S., with more than 1.7 million reported cases in 2017.

The U.S. has the highest rates of sexually transmitted disease cases in the industrialized world, say health trackers, with chlamydia, gonorrhea and syphilis reaching 2.3 million cases in 2017.

(Image credit: Biomedical Imaging Unit, Southampton General Hospital/Science Source)